gov.sustainability.
Referenced Domain IPv4/IPv6 Web Statistics
Background and Methodology
IPv6 & DNSSEC SnapShots
USG IPv6 & DNSSEC Statistics
USG IPv4 Statistics
Industry IPv6 & DNSSEC Statistics
Industry IPv4 Statistics
University IPv6 & DNSSEC Statistics
University IPv4 Statistics
CFO Act Agency Summary Statistics
USG IPv6 Enabled WWW Sites
- Referenced Domain Web Statistics for 2026.09.22 -
gov.sustainability. |
Environmental Protection Agency
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
com.constantcontact.r20.visitor
(https)
0.000
0
0
0.030156
0
0
n/a
graph
com.googleapis.fonts
(https)
0.042353
1621
0.29
0.043822
1621
0.29
98%
graph
gov.energy.www
(https)
0.069909
129720
14.34
0.063549
129720
15.71
110%
graph
•
gov.sustainability.www
(https)
0.310868
10317
0.25
0.051334
0
0
n/a
graph
gov.whitehouse.www
(https)
0.063184
290621
35.19
0.058352
290621
38.23
109%
graph
IPv6 operational:
0%
of linked subdomains (0/1),
60%
of all linked domains (3/5)
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
For comments, questions or suggested domains please contact:
[email protected]